ABB ST202M-K2 Circuit Breaker, 2A, 2-Pole, 277V

ABB ST202M-K2 Circuit Breaker — a compact, dependable two-pole overcurrent protector designed for industrial electrical service, maintenance, and replacement projects. With a 2 A rating and a 277 V nominal voltage, this part is built to safeguard circuits in demanding environments.

Key features and how it helps you:

• Two-pole protection at 277V: Addresses multi-wire or 277V distribution in industrial panels, ensuring balanced, reliable shutdown of both lines when fault current occurs.
• 2 A rating for precise protection: Protects sensitive equipment and wiring from overcurrent without nuisance trips in typical control circuits.
• Brand trust: ABB's engineering heritage means consistent performance, compatibility, and availability for maintenance cycles.
• Compatibility verification via part number: Use ST202M-K2 to confirm fit for your application; ensure the part matches your panel specifications and wiring layout. Verify with your installation guidelines.
• Ideal for replacement and retrofit: Perfect for upgrading aging protection devices in industrial control panels or replacing worn breakers during routine maintenance.

How to confirm compatibility (quick checklist):

• Match the part number: ST202M-K2
• Ensure voltage rating (277V) aligns with your distribution system
• Confirm it is a 2-pole configuration for your circuit
• Cross-reference application requirements and panel manufacturer guidelines

Product details

• Manufacturer: ABB
• Part Number: ST202M-K2
• Product Type: Circuit Breaker
• Amperage: 2 A
• Poles: 2
• Voltage: 277V

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